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Description:
The Great Tit
has all the characters of the other Parus species
and is unmistakable given its large, robust size, relatively
heavy bill and domed head. The head pattern shows a black
cap (glossy in males), neck collar and bib set against white
cheeks. The back is green turning blue-grey towards the rump
and tail and on to the wings. The underside is a bright lemon
yellow with a central black stripe running down from the throat.
This black stripe is wider and more strongly developed in
males than it is in females. Sometimes in the field you can
see that in the male the black stripe extends across the belly
to the base of both legs, while in the female it is not so
broad and does not reach the legs.
Great Tits have
been shown to utter a range of calls, including the scolding
‘cha-cha-cha’ that has a strong nasal quality.
The most familiar sound though is the basic song, usually
described as ‘teacher-teacher’.
Ecology & Behaviour:
Great Tits may
be less strongly influenced by the structure of available
tree cover than by the structure and density of undergrowth,
something that dictates their opportunities for ground feeding.
Great Tits spend more time feeding lower down than other tits,
something that no doubt relates to the Great Tit’s larger
size and less agile nature. Great Tits seem to take more readily
to nestboxes than other tit species, and this may be because
they require a larger entrance hole. They will also use holes
in walls, letterboxes and pipes.
Great Tits are
primarily insectivorous in the summer but take large numbers
of seeds throughout autumn and winter. The seeds of Beech
may be particularly important. Despite being a gregarious
species in woodland (from summer through to spring), Great
Tits do not form foraging flocks in and around gardens. Here
the provision of supplementary food at feeding stations tends
to results in a clear social hierarchy, with the dominant
adults feeding on the best feeders (closest to cover) leaving
the younger birds to feed on more exposed feeders where the
risk of Sparrowhawk attack is greater.
Garden BirdWatch links
A 'Focus On' article on the Great
Tit appeared in issue 7 of the Bird
Table magazine. Garden BirdWatch participants can download
a copy of this article from the participant only pages.
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